SOLUTION: Find the radius of the circle if an arc of length 6m on the circle subtends a central angle of pi/6 rad. Really confused by these today. Please help

Algebra ->  Trigonometry-basics -> SOLUTION: Find the radius of the circle if an arc of length 6m on the circle subtends a central angle of pi/6 rad. Really confused by these today. Please help      Log On


   

Question 853354: Find the radius of the circle if an arc of length 6m on the circle subtends a central angle of pi/6 rad.
Really confused by these today. Please help
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Use the arc length formula,
S=R%2Atheta
where theta is given in radians.
So then,
R=S%2Ftheta
R=6%2F%28%28pi%2F6%29%29
R=36%2Fpim